Environment
Unique 'technology' hospital wastewater treatment with reeds
A waste water treatment system that is completely based on nature, does not cost much investment or maintenance costs but does not yield inferior to other wastewater tre…
Cost
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Articles about Cost
721 published items.
Environment
The ultra-cheap future fuel comes from where nobody thinks
In the present era, the cost of moving and traveling such as maintenance and repair, especially the demand for fuel has become one of the hottest issues.
Environment
The unimaginable power comes from burning candles
Research results published in the scientific journal Electrochimica Acta showed that: Burning a candle can produce electricity equivalent to an automobile battery.
Environment
Producing wind power and solar power is cheaper than coal
For the first time, the cost of producing wind and solar power in the UK and Germany was cheaper than the cost of producing electricity from coal, even in the absence of…
Environment
Processing aircraft components from carbon in the air
Airborne carbon can be turned into micro-nanofibers, a raw material used to make durable compounds in aircraft components, bodybuilding equipment and sports cars.
Environment
Road sweeper using hybrid technology
Not only on cars carrying people, hybrid-electric drive technology has also appeared on public transport like road sweepers.
Environment
Turn algae into biological crude oil in 60 minutes
US scientists have recently introduced a technique to process bio-algae oil from algae within 60 minutes, to save time and reduce costs significantly.
Environment
Exploiting electricity from vehicles on the road
Mexican entrepreneurs have developed a low-cost electricity exploitation system by taking advantage of the traffic of vehicles on the road.
Environment
Japan has the technology to produce cheap fuel from straw
Kawasaki Heavy Industries of Japan developed the technology to produce ethanol from straw for only 40 yen (about US $ 0.45) per liter, equal to the cost of producing thi…
Environment
Producing electricity from beer residues
Alaskan Brewing is a brewing company in the port city of Juneau, Alaska, USA. Like all beer companies, handling beer residues - including the rest of malt and barley gra…
Environment
Learn how sea urchins catch carbon dioxide
To reduce CO2 in the atmosphere one can 'catch' carbon and then put it into underground reservoirs. However, this way is both difficult to achieve high efficiency in pra…
Environment
Is nuclear energy necessary to address climate change?
Opponents argue that nuclear energy is not only dangerous but also necessary for addressing climate change.
Environment
Use volcanoes to produce electricity
Experts say that volcanic heat in Ireland can generate enough electricity for British people to use for a decade.
Environment
New technology helps reduce wind power costs
The biggest difficulty for Vietnam to achieve the goal of increasing the rate of electricity production from wind energy from 3.5% in 2010 to 4.5% in 2020 and 6.0% in 20…
Environment
Biofuel from sea water
The Pentagon is trying to turn seawater into jet fuel, according to the US Naval Laboratory (NRL) statement.